T-Mobile stated its investigation thus far discovered the stolen data didn’t embrace passwords, PINs, checking account or bank card information.
BOSTON — The U.S. wi-fi provider T-Mobile stated Thursday that an unidentified malicious intruder breached its community in late November and stole data on 37 million prospects, together with addresses, cellphone numbers and dates of delivery.
T-Mobile stated in a submitting with the U.S. Securities and Exchange Commission that the breach was found Jan. 5. It stated the data uncovered to theft — based mostly on its investigation up to now — didn’t embrace passwords or PINs, checking account or bank card information, Social Security numbers or different authorities IDs.
“Our investigation is still ongoing, but the malicious activity appears to be fully contained at this time,” T-Mobile stated, with no proof the intruder was in a position to breach the corporate’s community. It stated the data was first accessed on or round Nov. 25.
T-Mobile stated it has notified regulation enforcement and federal companies, which it didn’t identify. It didn’t instantly reply to an e-mail looking for remark.
The firm has been hacked a number of occasions in recent times. In its submitting, T-Mobile stated it didn’t anticipate the newest breach to have materials impression on its operations. But a senior analyst for Moody’s Investors (*37*), Neil Mack, stated in an announcement that the breach raises questions on administration’s cyber governance and will alienate prospects and entice scrutiny by the Federal Communications Commission and different regulators.
“While these cybersecurity breaches may not be systemic in nature, their frequency of occurrence at T-Mobile is an alarming outlier relative to telecom peers,” Mack stated.
In July, T-Mobile agreed to pay $350 million to customers who filed a category motion lawsuit after the company disclosed in August 2021 that personal data including Social Security numbers and driver’s license info had been stolen. Nearly 80 million U.S. residents were affected.
It also said at the time that it would spend $150 million through 2023 to fortify its data security and other technologies.
Prior to the August 2021 intrusion, the company disclosed breaches in January 2021, November 2019 and August 2018 in which customer information was accessed.
T-Mobile, based in Bellevue, Washington, became one of the country’s largest cellphone service carriers in 2020 after buying rival Sprint. It reported having greater than 102 million prospects after the merger.
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